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The Tochigi Bank, Ltd. 8550

Company
株式会社栃木銀行The Tochigi Bank, Ltd.
Investors
6
Buys
13
Total Value
¥1.9B ($12.2M)
Avg Return
+262.01%
Last Filing
2025-05-20

The Tochigi Bank, Ltd. (8550) has 13 disclosed large-shareholding filings and 8 disclosed disposals on record, filed by 6 distinct investors. Together those filings cover ¥1.9B ($12.2M) in reported transaction value. The earliest filing StockDrifts holds for The Tochigi Bank, Ltd. is dated 2021-09-22; the most recent is 2025-05-20. Across these filings the average return since disclosure is +262.01%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2025-05-20BUYMarket Buy
ウエリントン・マネージメント・カンパニー・エルエルピー
Wellington Management Company LLP
other6.1M¥351+221.7%¥273M ($1.8M)
2025-05-20BUYMarket Buy
ウエリントン・マネージメント・インターナショナル・リミテッド
Wellington Management International Ltd
other2.8M¥351+221.7%¥139M ($894K)
2025-04-21BUYMarket Buy
ウエリントン・マネージメント・カンパニー・エルエルピー
Wellington Management Company LLP
other5.3M¥286+294.8%¥147M ($951K)
2025-04-21BUYMarket Buy
ウエリントン・マネージメント・インターナショナル・リミテッド
Wellington Management International Ltd
other2.4M¥286+294.8%¥304M ($2.0M)
2025-03-05SELLunknown
ウエリントン・マネージメント・カンパニー・エルエルピー
Wellington Management Company LLP
other4.8M¥282-300.4%¥448M ($2.9M)
2025-03-05SELLunknown
ウエリントン・マネージメント・インターナショナル・リミテッド
Wellington Management International Ltd
other1.4M¥282-300.4%¥6M ($40K)
2024-08-06BUYunknown
三井住友トラスト・アセットマネジメント株式会社
Sumitomo Mitsui Trust Asset Management Co.,Ltd.
other2.8M¥284+297.5%¥768M ($5.0M)
2024-08-06BUYunknown
日興アセットマネジメント株式会社
Nikko Asset Management Co.,Ltd.
other1.6M¥284--
2024-08-05BUYunknown
ウエリントン・マネージメント・カンパニー・エルエルピー
Wellington Management Company LLP
other6.4M¥260+334.2%¥1.7B ($10.7M)
2024-08-05BUYunknown
ウエリントン・マネージメント・インターナショナル・リミテッド
Wellington Management International Ltd
other1.4M¥260+334.2%¥360M ($2.3M)
2024-07-22SELLacquisition
預金保険機構
Deposit Insurance Corporation of Japan
other4.1M¥349-223.5%¥520M ($3.4M)
2024-07-19SELLunknown
三井住友トラスト・アセットマネジメント株式会社
Sumitomo Mitsui Trust Asset Management Co.,Ltd.
other6.8M¥354-218.9%¥450M ($2.9M)
2024-07-19BUYunknown
日興アセットマネジメント株式会社
Nikko Asset Management Co.,Ltd.
other1.6M¥354+218.9%¥109M ($701K)
2023-07-06SELLunknown
三井住友トラスト・アセットマネジメント株式会社
Sumitomo Mitsui Trust Asset Management Co.,Ltd.
other8.1M¥259-335.9%¥236M ($1.5M)
2023-07-06SELLunknown
日興アセットマネジメント株式会社
Nikko Asset Management Co.,Ltd.
other1.3M¥259-335.9%¥51M ($330K)
2023-03-23SELLMarket Buy
植島 幹九郎
Kankuro Ueshima
activist5.5M¥267-322.9%¥439M ($2.8M)
2023-01-12SELLacquisition
預金保険機構
Deposit Insurance Corporation of Japan
other5.6M¥312-261.9%¥284M ($1.8M)
2022-11-29BUYMarket Buy
植島 幹九郎
Kankuro Ueshima
activist7.1M¥343+229.2%¥120M ($776K)
2022-11-15BUYMarket Buy
植島 幹九郎
Kankuro Ueshima
activist6.8M¥277-¥313M ($2.0M)
2022-11-15BUYMarket Buy
植島 幹九郎
Kankuro Ueshima
activist6.8M¥277+307.6%¥313M ($2.0M)
2022-10-05BUYMarket Buy
植島 幹九郎
Kankuro Ueshima
activist5.6M¥289+290.7%¥1.6B ($10.5M)
2021-09-22BUYMarket Buy
三井住友トラスト・アセットマネジメント株式会社
Sumitomo Mitsui Trust Asset Management Co.,Ltd.
other9.0M¥180-¥110M ($713K)
2021-09-22BUYMarket Buy
日興アセットマネジメント株式会社
Nikko Asset Management Co.,Ltd.
other1.5M¥180-¥109M ($700K)

Frequently asked questions

Who has been buying The Tochigi Bank, Ltd. stock?
6 distinct investors have filed 13 disclosed large-shareholding filings in The Tochigi Bank, Ltd. (8550), most recently on 2025-05-20. Each filer, their role, the number of shares and the price at filing are listed in the table on this page.
How many insider filings does The Tochigi Bank, Ltd. have?
The Tochigi Bank, Ltd. has 13 buy-side and 8 sell-side disclosures on record, covering ¥1.9B ($12.2M) in total reported value, spanning 2021-09-22 to 2025-05-20.
Do insider buys in Japanese stocks predict returns?
Not uniformly. StockDrifts scored 101,000+ Japanese large-shareholding filings on fixed 12-month forward returns and found the predictive power concentrated in specific filer types and filing patterns rather than spread evenly across all disclosures.

More on this data

Every trade listed above comes from an official regulatory disclosure. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.